Shoplifting prevention device and article with shoplifting prevention device

• US 6,091,333 A
• Filed: 03/19/1999
• Issued: 07/18/2000
• Est. Priority Date: 03/20/1998
• Status: Expired due to Fees

• Current Assignee: Wovenac Factory Incorporated
• Original Assignee: Wovenac Factory Incorporated
• Inventors: Oshima, Hiroyasu
• Primary Examiner(s): Wu, Daniel J.
• Assistant Examiner(s): TRIEU, VAN THANH
• Application Number:
  US09/272,308
• Time in Patent Office: 487 Days
• Field of Search: 340/551, 340/571, 340/572.1, 340/572.3, 340/572.5, 340/572.6, 340/572.8, 340/568.1, 340/572.7, 340/825.34, 340/825.31, 340/825.54, 281/15.1, 281/51, 428/251, 428/259, 235/488, 235/493, 252/511, 252/512
• US Class Current: 340/572.1
• CPC Class Codes: G08B 13/2408 using ferromagnetic tags
• CPC Class Codes: G08B 13/2434 Tag housing and attachment details
• CPC Class Codes: G08B 13/2445 Tag integrated into item to be protected, e.g. source tagging

Abstract

A shoplifting prevention device is provided which includes a marker that carries merchandise identifying information thereon, and a magnetic recording medium that is combined with the marker, and can be magnetized and demagnetized to permit recording and erasing of information by means of a magnetic field. The shoplifting prevention device is attached to an article of merchandise. In one preferred form of the invention, the marker consists of a cloth that carries merchandise identifying information, and the device including the cloth combined with the magnetic recording medium is attached to an article.

Claims

1. A shoplifting prevention device comprising:

a marker that carries merchandise identifying information thereon; and

a magnetic recording medium that can be magnetized and demagnetized to permit magnetic recording and erasing, said magnetic recording medium being combined with said marker;

wherein said magnetic recording medium separates from said marker upon immersion in water for at least a predetermined period of time.

2. A shoplifting prevention device according to claim 1, wherein said marker being a flexible sheet, and said magnetic recording medium being combined with said flexible sheet.

3. A shoplifting prevention device according to claim 2, wherein said magnetic recording medium being provided on a rear surface of said sheet.

4. A shoplifting prevention device according to claim 1, wherein said marker being a cloth and said magnetic recording medium being combined with said cloth.

5. A shoplifting prevention device according to claim 4, wherein said magnetic recording medium being provided on a rear surface of said cloth.

6. A shoplifting prevention device according to claim 1, said device further comprises a substrate, wherein said substrate is bonded to said marker and said magnetic recording medium is attached to said substrate.

7. A shoplifting prevention device according to claim 6, wherein the bond between said substrate and said marker is water soluble.

8. A shoplifting prevention device according to claim 7, wherein said substrate is released from said marker by putting the substrate in water for at least 5 seconds.

9. An article comprising a shoplifting prevention device according to claim 1.